Outlook outage continues into second day, affecting Microsoft 365; here’s everything we know about Claude
Outage continues into Friday
Microsoft's public service status page still showed service degradation for business customers and consumer products on Friday morning. The company had not provided a timeline for full recovery.
Microsoft warned that users might continue to experience intermittent issues. Workers were unable to use systems including email and Teams, disrupting businesses.
Unavailable servers strain systems
In an X update on Thursday, Microsoft said infrastructure across multiple regions was under elevated load. It attributed the strain to servers that had unexpectedly become unavailable, not to increased customer traffic.
The company said it had taken steps including restarting servers. Early Friday, it warned that some servers restored to service could become unresponsive again when traffic reached them.
Claude link not detailed
The headline links the Microsoft outage to Claude, but the story provides no details confirming that Claude was affected. The available account focuses on Microsoft services and disruptions to businesses.
Key points
- Microsoft's Outlook outage continued into a second day, affecting several Microsoft 365 tools.
- The company blamed unexpectedly unavailable servers for elevated infrastructure load across multiple regions.
- Downdetector logged over 130,000 US Outlook problem reports at Thursday's peak; these were not confirmed affected-user totals.
- The story provides no details confirming an effect on Claude.

